UK Treks

Take on some of England’s finest scenery as you walk, jog, or run your choice of distance.

Whether you’re a regular walker new to endurance events, a seasoned trekker looking for new adventures or a marathon runner ready to 'up' your distance, there’s an Ultra Challenge for everyone.

Enjoy your trek, your way. Take your pick of magnificent coastal scenery, the open English countryside, or iconic landmarks and choose your distance: 25km, 50km or the full 100km Ultra Challenge.

Sparks top picks:

Or choose from a range of Treks – visit ultrachallenge.com for a complete list of Treks.

Charity Sponsorship Option

Pay a small registration fee and do lots of fundraising!
Full Challenge – £15 reg fee + £595 in fundraising
Half Challenge – £10 reg fee + £395 in fundraising
Quarter Challenge – £5 reg fee + £245 in fundraising

Sign up now for charity sponsorship:



Mixed Funding Option

Pay a higher contribution to the cost of your place and fundraise to a more achievable target.
Full Challenge – £99 reg fee + £299 in fundraising
Half Challenge – £64.50 reg fee + £199 in fundraising
Quarter Challenge – £39.50 reg fee + £119 in fundraising

Sign up now for mixed funding:

Why join Team Sparks?

As part of Team Sparks, you’ll receive a complimentary charity T-shirt, training tips, fundraising advice and unlimited support from our Challenge Events team, as well as:
• Pre-event training support + app
• ALL meals/food included!
• Rest stops – free food & drink
• Medics, massage, and pace walkers
• Medal and a glass of bubbly at the finish line!
• Two-Day Full ‘Daylight’ option with camping available

Sparks Charity use a company called Active Works to register for this event and they will be processing your data on behalf of the Charity. As this is an external company to us please ensure that you read and are satisfied with their privacy policy at https://www.activenetwork.com/information/privacy-policy.

Race To The Stones

Take part in one of the UK’s biggest long-distance treks or runs, on the Ridgeway – Britain’s oldest path.

Enjoy the stunning British countryside from the Chilterns to the North Wessex Downs, passing Bronze Age hill forts and Roman river crossings, before finishing at the historic Avebury Stone Circle.
This is a challenge for all ages, experience and fitness levels. Whether you’re a seasoned runner, patient plodder or weekend walker – choose to camp over the weekend or take on 100km in one go.
For more information, visit racetothestones.com.

Registration options

• Registration: £44 (non-stop) / £64 (weekender, including camping)
• Minimum Fundraising: £425

*Don’t forget to select ‘Sparks Charity’ as your chosen charity, and we’ll part-fund your place!

Why join Team Sparks?

You’ll receive a complimentary charity t-shirt, training tips and fundraising advice and unlimited support from our dedicated Challenge Events team, plus:
• Training programme tailored to all levels
• Fully signposted route, with regular rest stops
• Hot meals, showers, drinks and sports nutrition
• Bag transport to the finish
• Free personal event photos uploaded on Facebook
• Medical support at pit stops and along the route
• Finisher’s medal

Other Treks in the series

If Race To The Stones isn’t quite right for you, we offer charity sponsored places on a range of treks, including:
Race To The King (South Downs Way)
Race To The Tower (Cotswolds)
London Revolution (2019 UK best Trail Series award winner – Chilterns).

Sparks Charity use a company called Active Works to register for this event and they will be processing your data on behalf of the Charity. As this is an external company to us please ensure that you read and are satisfied with their privacy policy at https://www.activenetwork.com/information/privacy-policy.